<template>
  <h2>当前求和为: {{ sum }}</h2>
  <button @click="sum++">点我+1</button>
  <hr>
  <h2>当前点击时鼠标的坐标为: x: {{ point.x }}, y: {{ point.y }}</h2>
</template>

<script>
import { ref } from 'vue'
import usePoint from '../hooks/usePoint'
export default {
  name: 'Demo',
  setup() {
    console.log('---setup---');
    // 数据
    let sum = ref(0)
    let point = usePoint()
    
    return {
      sum,
      point
    }
  },
}
</script>

<style>
</style>
